Finding the Fourth Proportional to 1,798.69, 2,697.91 and 1,105.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,798.69 : 2,697.91 = 1,105.46 : x
2. Step 2: Convert to fraction form
   1,798.69/2,697.91 = 1,105.46/x
3. Step 3: Cross multiply
   1,798.69x = 2,697.91 × 1,105.46
4. Step 4: Simplify right side
   1,798.69x = 2,982,435.57
5. Step 5: Solve for x
   x = 2,982,435.57/1,798.69
6. Step 6: Final answer
   x = 1,658.12